body{
    margin:0px;
    background: #f1f1f1;
}
h2{
    text-align: center;
}
#content{
    margin: 60px auto;
    background-color:#FFFFFF ;
    width:880px;
    padding:40px 20px;

}
#menu{
    margin: 0 auto;
    padding:0 62px;
    font-family: "华文细黑";
    font-size: 17px;
}
#first{
    padding-left: 35px;
    margin: 10px 10px 15px 1px;
    cursor:pointer;
}
#two{
    padding-left: 35px;
    margin: 10px 10px 15px 1px;
    cursor:pointer;
}
#three{
    padding-left: 35px;
    margin: 10px 10px 15px 1px;
    cursor:pointer;
}
#four{
    padding-left: 35px;
    margin: 10px 10px 15px 1px;
    cursor:pointer;
}#five{
     padding-left: 35px;
     margin: 10px 10px 15px 1px;
     cursor:pointer;
 }#six{
       padding-left: 35px;
       margin: 10px 10px 15px 1px;
       cursor:pointer;
  }#seven{
          padding-left: 35px;
          margin: 10px 10px 15px 1px;
          cursor:pointer;
   }#eight{
        padding-left: 35px;
        margin: 10px 10px 15px 1px;
              cursor:pointer;
    }#nine{
         padding-left: 35px;
         margin: 10px 10px 15px 1px;
                   cursor:pointer;
     }#ten{
          padding-left: 35px;
          margin: 10px 10px 15px 1px;
                         cursor:pointer;
      }
      footer{
height:100px;
          padding:30px 60px;
      }
.item_submit
{
    cursor:pointer;
    background-color: #6fc2ff;
    width:84px;
    height:35px;
    font-size:15px;
    color:white;
    border-radius:10px;
  display: block;
    margin: 0 auto;
} .item_submit:hover{
      background: #53d1ff;
  }